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  <script>
    // 作业1.用数组map方法处理['张三','李四','王五'] => [{uname:'张三',age:18},{uname:'李四',age:18},{uname:'王五',age:18}]
    let arr = ['张三', '李四', '王五']
   const res= arr.map(item => {
      return {
        uname: item,
        age: 18
      }
    })
    console.log(res);
  </script>
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